com.liferay.journal.internal.events.JournalServicePreAction.java Source code

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Here is the source code for com.liferay.journal.internal.events.JournalServicePreAction.java

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.journal.internal.events;

import com.liferay.asset.kernel.model.AssetEntry;
import com.liferay.asset.kernel.service.AssetEntryLocalService;
import com.liferay.journal.exception.NoSuchArticleException;
import com.liferay.journal.model.JournalArticle;
import com.liferay.journal.service.JournalArticleService;
import com.liferay.portal.kernel.events.Action;
import com.liferay.portal.kernel.events.ActionException;
import com.liferay.portal.kernel.events.LifecycleAction;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.util.ParamUtil;
import com.liferay.portal.kernel.util.Portal;
import com.liferay.portal.kernel.util.WebKeys;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Reference;

/**
 * @author Julio Camarero
 */
@Component(property = { "key=servlet.service.events.pre" }, service = LifecycleAction.class)
public class JournalServicePreAction extends Action {

    @Override
    public void run(HttpServletRequest request, HttpServletResponse response) throws ActionException {

        try {
            servicePre(request);
        } catch (Exception e) {
            throw new ActionException(e);
        }
    }

    public void servicePre(HttpServletRequest request) throws PortalException {
        String strutsAction = _portal.getStrutsAction(request);

        if (!strutsAction.equals(_PATH_PORTAL_LAYOUT)) {
            return;
        }

        long mainJournalArticleId = ParamUtil.getLong(request, "p_j_a_id");

        if (mainJournalArticleId <= 0) {
            return;
        }

        try {
            JournalArticle mainJournalArticle = _journalArticleService.getArticle(mainJournalArticleId);

            AssetEntry layoutAssetEntry = _assetEntryLocalService.getEntry(JournalArticle.class.getName(),
                    mainJournalArticle.getResourcePrimKey());

            request.setAttribute(WebKeys.LAYOUT_ASSET_ENTRY, layoutAssetEntry);
        } catch (NoSuchArticleException nsae) {
            if (_log.isWarnEnabled()) {
                _log.warn(nsae.getMessage());
            }
        }
    }

    @Reference(unbind = "-")
    protected void setAssetEntryLocalService(AssetEntryLocalService assetEntryLocalService) {

        _assetEntryLocalService = assetEntryLocalService;
    }

    @Reference(unbind = "-")
    protected void setJournalArticleService(JournalArticleService journalArticleService) {

        _journalArticleService = journalArticleService;
    }

    private static final String _PATH_PORTAL_LAYOUT = "/portal/layout";

    private static final Log _log = LogFactoryUtil.getLog(JournalServicePreAction.class);

    private AssetEntryLocalService _assetEntryLocalService;
    private JournalArticleService _journalArticleService;

    @Reference
    private Portal _portal;

}